Electrical Equipment · Transformer

Transformer Solutions

Reliable power equipment solutions for global industrial applications.

HJT provides professional sourcing solutions connecting global buyers with qualified electrical equipment manufacturers.

High voltage power transformer
Portfolio

Transformer Portfolio

Three product families, sourced from HJT's verified factory network.

Power Transformer
Power Transformer

Power Transformer

High voltage transformer solutions designed for power transmission, industrial facilities and large energy projects.

  • 35kV – 500kV
  • 5MVA – 500MVA
  • ONAN / ONAF Cooling
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Distribution Transformer
Distribution Transformer

Distribution Transformer

Reliable oil-immersed transformer equipment for modern power distribution networks and utility grids.

  • 10kV – 35kV
  • 30 – 3150 kVA
  • Low-loss Design
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Special Transformer Solutions
Special Transformer

Special Transformer Solutions

Customized dry-type and application-specific transformers engineered for demanding industrial environments.

  • Dry Type SC(B)12
  • 50 – 25000 kVA
  • IP20 – IP54
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Technical Data

Technical Specifications

Engineering envelope across HJT's sourced transformer portfolio.

Voltage Range
35kV – 500kV
Capacity Range
5 – 500 MVA
Frequency
50 / 60 Hz
Cooling Method
ONAN · ONAF · AN · AF
Efficiency
≥ 99.5%
Protection Level
IP00 – IP54
Standards
IEC · IEEE · GB
Insulation Class
Class F / H
Product Advantages

Built for demanding environments

High Reliability

Type-tested designs with long-term thermal and dielectric stability.

Energy Efficiency

Low-loss cores and optimised windings reduce lifetime operating cost.

Long Service Life

Engineered for 30+ years of continuous industrial operation.

Industrial Capability

Proven performance across grid, manufacturing and heavy industry.

Applications

Industrial Applications

Power Grid

Transmission, substations and grid interconnection projects.

Industrial Manufacturing

Heavy industry and process plant power systems.

Renewable Energy

Wind, solar and storage step-up and collector systems.

Infrastructure Projects

Rail, port, airport and municipal utility programmes.

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Need Transformer Solutions?

HJT engineering team provides professional sourcing support and customized solutions for global buyers.